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Observations statistics for Alfredo Jose Serra Pereira (PER01)

Total:
Number of observed comets:
(total is number of comets in COBS database)
61 of 1783
Total number of observations:
991
- Visual Observations:
991
- CCD Observations:
0

Observed comets: (61)
Total:
Visual:
CCD:
Short-period comets: (23)
354 354 0
One-apparition Short-period comets: (0)
0 0 0
Long-period comets: (38)
637 637 0

Observed comets:
Total:
Visual:
CCD:
174 174 0
86 86 0
69 69 0
50 50 0
47 47 0
39 39 0
34 34 0
29 29 0
28 28 0
27 27 0
26 26 0
24 24 0
22 22 0
22 22 0
22 22 0
18 18 0
18 18 0
17 17 0
17 17 0
15 15 0
14 14 0
13 13 0
13 13 0
12 12 0
12 12 0
9 9 0
9 9 0
9 9 0
9 9 0
9 9 0
7 7 0
6 6 0
6 6 0
6 6 0
6 6 0
6 6 0
5 5 0
5 5 0
5 5 0
4 4 0
4 4 0
4 4 0
4 4 0
3 3 0
3 3 0
3 3 0
3 3 0
2 2 0
2 2 0
2 2 0
2 2 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
Year:
Total:
Visual:
CCD:
2008 21 21 0
2007 50 50 0
2005 19 19 0
2004 8 8 0
2001 12 12 0
2000 9 9 0
1999 36 36 0
1998 116 116 0
1997 145 145 0
1996 186 186 0
1995 7 7 0
1993 14 14 0
1992 57 57 0
1991 22 22 0
1990 116 116 0
1989 53 53 0
1988 39 39 0
1987 34 34 0
1986 23 23 0
1985 24 24 0